CN207330696U - A kind of sludge treatment equipment - Google Patents
A kind of sludge treatment equipment Download PDFInfo
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- CN207330696U CN207330696U CN201721373931.1U CN201721373931U CN207330696U CN 207330696 U CN207330696 U CN 207330696U CN 201721373931 U CN201721373931 U CN 201721373931U CN 207330696 U CN207330696 U CN 207330696U
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- solid
- liquid separator
- crystallizer
- treatment equipment
- sludge treatment
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Abstract
The utility model discloses a kind of sludge treatment equipment, the sludge treatment equipment includes pipeline reactor, the first solid-liquid separator, crystallizer, the second solid-liquid separator, methane-generating pit and mummifying pool；The pipeline reactor is connected with the first solid-liquid separator, first solid-liquid separator is connected with crystallizer and mummifying pool, the reaction product of the pipeline reactor is after the separation of the first solid-liquid separator, and liquid portion is passed through in crystallizer, and solid portion is passed through in mummifying pool；The crystallizer is connected with the second solid-liquid separator, and second solid-liquid separator is connected with methane-generating pit, and the product of the crystallizer is after the separation of the second solid-liquid separator, and liquid portion is passed through in the methane-generating pit, and the methane-generating pit is connected with mummifying pool.The sludge that the device rapidly and efficiently largely can produce sewage plant is handled, and greatly reduces the cost of sludge treatment, while the product after processing does not pollute environment.
Description
Technical field
The utility model designs field of sewage treatment equipment, particularly a kind of sludge treatment equipment.
Background technology
With the acceleration of urbanization process, water pollution is on the rise.Municipal sewage plant's treating capacity increase, because of existing dirt
The sludge treatment technique that water treatment plant takes is mostly activated sludge process.With the development of municipal sewage plant, produce a large amount of living
Property sludge is urgently handled.Municipal execution at present《Urban wastewater treatment firm pollutant emission standard》(GB18918-2002) level-one
Emission standard A, and largely belong to indissoluble, the organic matter of difficult degradation in water outlet COD, it is difficult that bioprocess technology cannot continue degraded
The organic matter of degraded, the subsequent treatment of substantial amounts of sludge become a problem to be solved, and the processing of sludge has become limit
The bottleneck that sewage treatment plant processed runs well.
The AOP treatment process of sludge, the i.e. advanced oxidation processes of sludge have the characteristics that high efficiency, ease for operation, universality,
It is widely used in the processing of organic wastewater with difficult degradation thereby, high-level oxidation technology fundamentally changes point of hardly degraded organic substance
Minor structure, makes a portion sludge be direct oxidation into the small molecule inorganic matter such as water and carbon dioxide, and another part is mineralized
As the Phos of small molecule form, inorganic nitrogen and volatile aliphatic acid etc., for the ammonium magnesium phosphate knot in downstream process
Brilliant, anaerobic digestion produces the item processing procedures such as biogas, greatly improves dewatering performance of sludge, produces A grades of biosolids, and then realize
Sludge reduction.
Currently used for being mainly characterized by by reacting generation hydroxyl radical free radical (OH), free radical tool for advanced oxidation processes
There is extremely strong oxidisability, organic pollution can effectively be decomposed.The technology that existing literature provides is to solving advanced oxidation skill
Art realizes large-scale industrialization promotion application, and there are technological difficulties.
Such as widely used FENTON oxidations in the treatment of waste water at present.But FENTON technique dosages are big, double
Oxygen water unstable is degradable, and generation sludge quantity is big, adds financial cost, and further expand which has limited FENTON techniques should
With.
The electrochemical oxidation process technique has capacity usage ratio high, can also be carried out under low temperature, and equipment is relatively easy, is easy to certainly
The features such as dynamic control, non-secondary pollution, but the technology energy consumption is higher, is not easy to form large-scale industrialized development.
Because in consideration of it, special propose this utility model.
Utility model content
The purpose of this utility model is to provide a kind of sludge treatment equipment, it is characterised in that the sludge treatment equipment bag
Include pipeline reactor, the first solid-liquid separator, crystallizer, the second solid-liquid separator, methane-generating pit and mummifying pool；The pipeline is anti-
Device is answered to be connected with the first solid-liquid separator, first solid-liquid separator is connected with crystallizer and mummifying pool, the pipe reaction
The reaction product of device is after the separation of the first solid-liquid separator, and liquid portion is passed through in crystallizer, and solid portion is passed through in mummifying pool；
The crystallizer is connected with the second solid-liquid separator, and second solid-liquid separator is connected with methane-generating pit, the production of the crystallizer
Thing is after the separation of the second solid-liquid separator, and liquid portion is passed through in the methane-generating pit, and the methane-generating pit is connected with mummifying pool.
Preferably, it is equipped with heating unit on the outside of the pipeline reactor.
Preferably, the pipeline reactor is equipped with oxidant adding set.
Preferably, pH regulating devices are equipped with the crystallizer.
Preferably, it is equipped with temperature-adjusting device in the crystallizer.
Preferably, the methane-generating pit is connected with biogas electricity generation apparatus.
Preferably, the 3rd solid-liquid separator for carrying heavy metal adsorption device is additionally provided between the methane-generating pit and mummifying pool.
Preferably, it is additionally provided with a clear liquid storage tank between first solid-liquid separator and crystallizer.
Preferably, it is equipped with heavy metal adsorption device in the clear liquid storage tank.
A kind of sludge treatment equipment provided by the utility model, has the advantages that：
The device is high to the treatment effeciency of sludge, high treating effect, nitrogen, phosphorus in recyclable sludge, and organic matter is turned
Biogas recycling is turned to, while avoids and environment is polluted.
Brief description of the drawings
Fig. 1 is a kind of sludge treatment equipment schematic diagram provided by the utility model.
In figure：
1. 2. 3. first solid-liquid separator of pipeline reactor of sludge-tank, 4. 5. second solid-liquid separator of crystallizer, 6. natural pond
7. 9. sludge drying pond of the 3rd solid-liquid separator of biogas electricity generation apparatus 8. of gas pond, 10. clear liquid storage tank
Embodiment
Please refer to Fig.1, present embodiments provide a kind of sludge treatment equipment.
The sludge treatment equipment includes pipeline reactor 2, the first solid-liquid separator 3, crystallizer 4, the second separation of solid and liquid
Device 5, methane-generating pit 6 and mummifying pool 9.
2 feed inlet of pipeline reactor is connected with sludge-tank 1, and agitating device and oxidant are equipped with pipeline reactor 2
Adding set, outside are equipped with heating unit.In the present embodiment, the oxidant added into pipeline reactor 2 is hydrogen peroxide
Solution, oxidant adding set are a hydrogen peroxide storage with pump, and heating unit is microwave heating equipment.
Sludge in sludge-tank 1 is pumped in pipeline reactor 2, and hydrogen peroxide storage was added by pumping into sludge
Hydrogen peroxide solution, and heat and stir fully oxidized by microwave.
The discharge port of pipeline reactor 2 is connected with the first solid-liquid separator 3.
It should be noted that for the consideration for saving the energy, a heat exchange can also be set before the first solid-liquid separator
Device, by the heat of the reaction product of pipeline reactor 2 be used for sludge-tank 1 in sludge preheating, reduce subsequent heat process for
The consumption of the energy, makes whole device more energy conservation and environmental protection.
The reaction product of 2 device of pipe reaction is carried out separation of solid and liquid by the first solid-liquid separator 3, and liquid portion is passed through crystallizer
In 4, solid portion is passed through in mummifying pool 9.
In the present embodiment, a clear liquid storage tank 10 is additionally provided between 4 and first solid-liquid separator 3 of crystallizer, for depositing
The clear liquid of the first solid-liquid separator 3 generation is stored up, beneficial to crystallization operation afterwards.
In the present embodiment, a heavy metal adsorption device is additionally provided with clear liquid storage tank 10, for adsorbing the huge sum of money in clear liquid
Belong to material.If it is noted that not setting clear liquid storage tank 10 between the first solid-liquid separator 3 and crystallizer 4, heavy metal is inhaled
Adnexa is then arranged in crystallizer 4.
In the present embodiment, pH regulating devices, temperature-adjusting device and magnesium source adding set are additionally provided with crystallizer 4.Institute
It is sodium hydroxide solution adding set to state pH regulating devices.
After the heavy metal in removing liquid, pH is adjusted by adding sodium hydroxide solution into liquid, and adds magnesium source,
Ammonium magnesium phosphate crystal is generated by crystallizer 4.
4 product of crystallizer is passed through the second solid-liquid separator 5, the solid isolated is ammonium magnesium phosphate crystal, liquid portion
It is passed through in methane-generating pit 6.
The liquid isolated in the methane-generating pit 6 containing the second solid-liquid separator 5, fermentation production is carried out by above-mentioned separation product
Raw biogas.
It should be noted that due to usually containing substantial amounts of silt in the sludge of domestic sewage treatment plant, selection will
The solid portion of the product of oxidation reaction, which is not passed through in methane-generating pit, to ferment and is passed directly into mummifying pool and is handled.If but need
The content of silt is not high in the sludge of processing, then also may be selected the solid portion of oxidation reaction product being passed through in methane-generating pit to send out
Ferment.
The methane-generating pit 6 is also connected with biogas electricity generation apparatus 7, the biogas that the biogas electricity generation apparatus 7 is produced using methane-generating pit
Power generation produces electricl energy, and it be able to be system power supply to produce electricity, and reduce further the electric energy needed for system.
Methane-generating pit 6 is connected with mummifying pool 9, and the 3rd solid-liquid for carrying heavy metal adsorption device is additionally provided with before mummifying pool 9
Separator 8.The product for being passed through mummifying pool 9 is carried out solid-liquid point by the 3rd solid-liquid separator 8 after heavy metal therein is adsorbed
From liquid portion is directly discharged or recycled, and solid portion is passed through mummifying pool 9 and does harmless treatment.
Specific case used herein elaborates utility model design, and the explanation of above example is
It is used to help understand the core concept of the utility model.It should be pointed out that for those skilled in the art,
On the premise of not departing from utility model design, any obvious modification, equivalent substitution or the other improvements made should all
It is included within the scope of protection of this utility model.
Claims (9)
1. a kind of sludge treatment equipment, it is characterised in that the sludge treatment equipment includes pipeline reactor, the first separation of solid and liquid
Device, crystallizer, the second solid-liquid separator, methane-generating pit and mummifying pool；The pipeline reactor is connected with the first solid-liquid separator,
First solid-liquid separator is connected with crystallizer and mummifying pool, and the reaction product of the pipeline reactor is through the first separation of solid and liquid
After device separation, liquid portion is passed through in crystallizer, and solid portion is passed through in mummifying pool；The crystallizer and the second solid-liquid separator
It is connected, second solid-liquid separator is connected with methane-generating pit, and the product of the crystallizer is after the separation of the second solid-liquid separator, liquid
Body portion is passed through in the methane-generating pit, and the methane-generating pit is connected with mummifying pool.
2. sludge treatment equipment according to claim 1, it is characterised in that heating dress is equipped with the outside of the pipeline reactor
Put.
3. sludge treatment equipment according to claim 1, it is characterised in that the pipeline reactor is added equipped with oxidant
Device.
4. sludge treatment equipment according to claim 1, it is characterised in that be equipped with pH regulating devices in the crystallizer.
5. sludge treatment equipment according to claim 1, it is characterised in that temperature adjustment is equipped with the crystallizer and is filled
Put.
6. sludge treatment equipment according to claim 1, it is characterised in that the methane-generating pit is connected with biogas electricity generation apparatus.
7. sludge treatment equipment according to claim 1, it is characterised in that be additionally provided with one between the methane-generating pit and mummifying pool
The 3rd solid-liquid separator with heavy metal adsorption device.
8. sludge treatment equipment according to claim 1, it is characterised in that between first solid-liquid separator and crystallizer
It is additionally provided with a clear liquid storage tank.
9. sludge treatment equipment according to claim 8, it is characterised in that heavy metal is equipped with the clear liquid storage tank and is inhaled
Adnexa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721373931.1U CN207330696U (en) | 2017-10-23 | 2017-10-23 | A kind of sludge treatment equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721373931.1U CN207330696U (en) | 2017-10-23 | 2017-10-23 | A kind of sludge treatment equipment |
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| Publication Number | Publication Date |
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| CN207330696U true CN207330696U (en) | 2018-05-08 |
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| CN201721373931.1U Active CN207330696U (en) | 2017-10-23 | 2017-10-23 | A kind of sludge treatment equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107585993A (en) * | 2017-10-23 | 2018-01-16 | 优比西国际环保科技（北京）股份有限公司 | A kind of processing method and processing device of sludge |
-
2017
- 2017-10-23 CN CN201721373931.1U patent/CN207330696U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107585993A (en) * | 2017-10-23 | 2018-01-16 | 优比西国际环保科技（北京）股份有限公司 | A kind of processing method and processing device of sludge |
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